Please help review the patch, thanks!
> On Jul 5, 2020, at 12:51 AM, Zhao Zhili <quinkbl...@foxmail.com> wrote:
>
> ---
> libavformat/mov.c | 11 +++++------
> 1 file changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/libavformat/mov.c b/libavformat/mov.c
> index df5bebdff1..da438e4e2c 100644
> --- a/libavformat/mov.c
> +++ b/libavformat/mov.c
> @@ -6945,13 +6945,12 @@ static int mov_read_default(MOVContext *c,
> AVIOContext *pb, MOVAtom atom)
> a.type == MKTAG('h','o','o','v')) &&
> a.size >= 8 &&
> c->fc->strict_std_compliance < FF_COMPLIANCE_STRICT) {
> - uint8_t buf[8];
> - uint32_t *type = (uint32_t *)buf + 1;
> - if (avio_read(pb, buf, 8) != 8)
> - return AVERROR_INVALIDDATA;
> + uint32_t type;
> + avio_skip(pb, 4);
> + type = avio_rl32(pb);
> avio_seek(pb, -8, SEEK_CUR);
> - if (*type == MKTAG('m','v','h','d') ||
> - *type == MKTAG('c','m','o','v')) {
> + if (type == MKTAG('m','v','h','d') ||
> + type == MKTAG('c','m','o','v')) {
> av_log(c->fc, AV_LOG_ERROR, "Detected moov in a free or
> hoov atom.\n");
> a.type = MKTAG('m','o','o','v');
> }
> --
> 2.25.1
>
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